Katherine Angel is the author of Unmastered: A Book on Desire, Most Difficult to Tell. She holds a research fellowship at the Centre for the History of Emotions at Queen Mary, University of London, and is collaborating with experimental theatre group The Blackburn Company on a performance version of Unmastered. Her current research explores the history of female sexual problems in the UK and US, from the 1960s to the present. She has written on sexuality, pornography, and the relationship between culture and desire, for The Independent and Prospect.